Well, you are probably not going to like my response, but your chances of keeping that gorgonian alive for very long are slim to none. They have an extremely poor track record with even experienced aquarists. Like many other non-photosynthetic organisms, we hobbyists tend to underestimate their intake needs, as they filter feed 24/7, so once a day is not going to cut it.

Take a look at some of the few successful non-photosynthetic reefs out there and what their owners did to ensure the organisms within obtained sufficient nutrients long-term...